all specifications are typical at 25 degrees c with nominal input voltage and full output unless otherwise noted. specifications are subject to change without notice. all dimensions are typical. 55 additional features optional (-a1) footprint, consult factory available models input input nominal voltage output max. output current model input voltage range voltage current efficiency @ no-load (vdc) (vdc) (vdc) (ma) full-load (%) (ma) typ. 303s5wfr 5 4.5-9.0 3.3 600 70 40 305s5wfr 5 4.5-9.0 5.0 500 73 40 312s5wfr 5 4.5-9.0 12.0 250 77 40 315s5wfr 5 4.5-9.0 15.0 200 77 40 305d5wfr 5 4.5-9.0 +/-5.0 +/-250 72 40 312d5wfr 5 4.5-9.0 +/-12.0 +/-125 75 40 315d5wfr 5 4.5-9.0 +/-15.0 +/-100 75 40 303s12wfr 12 9-18 3.3 600 74 20 305s12wfr 12 9-18 5.0 500 78 20 312s12wfr 12 9-18 12.0 250 82 20 315s12wfr 12 9-18 15.0 200 82 20 305d12wfr 12 9-18 +/-5.0 +/-250 77 20 312d12wfr 12 9-18 +/-12.0 +/-125 80 20 315d12wfr 12 9-18 +/-15.0 +/-100 80 20 303s24wfr 24 18-36 3.3 600 76 5 305s24wfr 24 18-36 5.0 500 79 5 312s24wfr 24 18-36 12.0 250 84 5 315s24wfr 24 18-36 15.0 200 84 5 305d24wfr 24 18-36 +/-5.0 +/-250 79 5 312d24wfr 24 18-36 +/-12.0 +/-125 82 5 315d24wfr 24 18-36 +/-15.0 +/-100 82 5 303s48wfr 48 36-72 3.3 600 76 3 305s48wfr 48 36-72 5.0 500 79 3 312s48wfr 48 36-72 12.0 250 84 3 315s48wfr 48 36-72 15.0 200 84 3 305d48wfr 48 36-72 +/-5.0 +/-250 80 3 312d48wfr 48 36-72 +/-12.0 +/-125 84 3 315d48wfr 48 36-72 +/-15.0 +/-100 84 3 outline drawing pinout chart pin connections standard pin connections (-a1) pin single dual single dual 2,3 -vin -vin -vin -vin 9 nc common no pin common 11 nc -vout no pin -vout 14 +vout +vout +vout +vout 16 -vout common -vout common 10,15 nc nc no pin no pin 22,23 +vin +vin +vin +vin nc : no connection with pin 1.25 31.80 0.80 20.30 0.40 10.20 0.60 15.20 0.15 3.80 0.10 2.50 typical 0.18 4.60 0.02 (0.50) diameter typical 23 2 14 11
s t a n d a r d d c / d c c o n v e r t e r s 56 input characteristics input voltage range: 9-18, 18-36, 36-72 vdc input filtering: pi filter efficiency: see available models chart no load input current: see available models chart output characteristics output voltage accuracy: +/-2% max. output voltage balance: +/-1% max, dual output models (equal loads) minimum load requirements: 10% min load line regulation: +/-0.5%, max (singles & duals) load regulation: singles: +/-0.5%, max (10% to fl) duals: +/-1% max. (25% to fl) ripple and noise: 100mv or 1% pk-pk max., 20mhz bandwidth temperature coefficient: +/-0.05%/? short circuit protection: continuous; auto-recovery environmental characteristics operating temperature range -25? to +85?, derate 3.5%/? above 71? storage temperature range: -40? to +125? maximum case temperature 95? humidity: up to 95%, non-condensing cooling: free-air convection reliability (mtbf per mil-hdbk-217): >900,000 hours, +25?, ground benign general characteristics switching frequency: 100khz, min. isolation voltage (input to output): 500vdc, (1 minute); (consult factory for 1500vdc option) isolation resistance: 10 9 ohms isolation capacitance: 150pf, max. weight: 0.50 oz (14g) case material: non-conductive black plastic flammability: ul 94-v0 (materials) 500wfr series key features: single & dual output models 2:1 input voltage range low profile, 24 pin dip package industry standard pinout ideally suited for: telecom equipment mixed analog/digital subsystems data communications 3 to 5 watts
all specifications are typical at 25 degrees c with nominal input voltage and full output unless otherwise noted. specifications are subject to change without notice. all dimensions are typical. 57 available models input input nominal voltage output max. output current model input voltage range voltage current efficiency @ no-load (vdc) (vdc) (vdc) (ma) full-load (%) (ma) typ. 503s12wfr 12 9-18 3.3 1000 70 7.5 505s12wfr 12 9-18 5.0 1000 76 7.5 512s12wfr 12 9-18 12.0 470 80 7.5 515s12wfr 12 9-18 15.0 400 80 7.5 505d12wfr 12 9-18 +/-5.0 +/-500 70 12 512d12wfr 12 9-18 +/-12.0 +/-230 80 12 515d12wfr 12 9-18 +/-15.0 +/-190 80 12 503s24wfr 24 18-36 3.3 1000 70 7.5 505s24wfr 24 18-36 5.0 1000 78 5 512s24wfr 24 18-36 12.0 470 82 5 515s24wfr 24 18-36 15.0 400 82 5 505d24wfr 24 18-36 +/-5.0 +/-500 78 12 512d24wfr 24 18-36 +/-12.0 +/-230 81 7.5 515d24wfr 24 18-36 +/-15.0 +/-190 81 7.5 503s48wfr 48 36-72 3.3 1000 70 7.5 505s48wfr 48 36-72 5.0 1000 78 2 512s48wfr 48 36-72 12.0 470 81 2 515s48wfr 48 36-72 15.0 400 81 2 505d48wfr 48 36-72 +/-5.0 +/-500 78 7.5 512d48wfr 48 36-72 +/-12.0 +/-230 81 3 515d48wfr 48 36-72 +/-15.0 +/-190 81 3 outline drawing pinout chart pin single dual 2 -vin -vin 3 -vin -vin 9 nc common 10 nc nc 11 nc - vout 14 +vout +vout 15 nc nc 16 -vout common 22 +vin +vin 23 +vin +vin nc : no connection with pin 1.25 31.80 0.80 20.30 0.40 10.20 0.60 15.20 0.15 3.80 0.10 2.50 typical 0.18 4.60 0.02 (0.50) diameter typical 23 2 22 3 16 9 15 10 14 11
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